Portion of an automobile



FIG. 1 is a front, top and left side perspective view of a portion of an automobile, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a right side elevational view thereof;

FIG. 8 is a front view thereof showing the design in an alternate position of use; and,

FIG. 9 is an enlarged fragmented perspective view thereof.

The broken lines depict unclaimed environmental subject matter. 

The ornamental design for a portion of an automobile, as shown and described. 